CVE-2026-38961

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    CVE-2026-38961

    Published: 4 Sept 2026Last Modified: 11 Sept 2026

    Summary:

    Details: Cross-Site Scripting (XSS) vulnerability in the RSS Widget of Netgate pfSense Plus (versions 26.03, 25.11.1) and pfSense CE (version 2.8.1) allows remote authenticated attackers to inject arbitrary JavaScript via malicious content in an RSS feed title. The injected script executes in the browser of any authenticated user who views the dashboard, due to insufficient sanitization of feed title data before rendering in the widget.

    References: https://docs.netgate.com/downloads/pfSense-SA-26_04.webgui.asc, https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/38xxx/CVE-2026-38961.json, https://nvd.nist.gov/vuln/detail/CVE-2026-38961, https://github.com/pfsense/pfsense/commit/9363ac5b8651a1c7a333180425ce7719070f95f9

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -9363ac5b8651a1c7a333180425ce7719070f95f9

    Affected versions

    RELENG_2_2_BETA

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2026-38961 | CVE-DB